20ml Serum Bottle（JH-234G）

This 20ml straight round glass bottle features a classic flat shoulder and straight cylindrical body design, presenting a neat, minimalist and sophisticated visual style. Different from curved bottle shapes, its flat shoulder structure delivers a neat and upright silhouette with smooth and uniform bottle body surfaces, which offers great convenience for diverse personalized processing and design upgrades. The standardized bottle body supports a full range of surface craftsmanship, including frosting, high-gloss polishing, silk-screen printing, hot stamping, color spraying and electroplating. It can perfectly adapt to various brand styling needs, whether pursuing a simple high-end matte texture or a bright and delicate glossy finish, making it a highly versatile base for cosmetic packaging design.
Equipped with a professional 20-tooth PETG dropper assembly, this bottle achieves excellent usability and sealing performance for daily cosmetic use. The matched dropper consists of a high-quality PETG connector, flexible silicone rubber cap and premium glass tube. All accessory materials are safe, skin-friendly and chemically stable, with outstanding corrosion resistance against common cosmetic ingredients. The soft silicone胶帽 ensures tight and seamless fitting, effectively preventing liquid leakage, air oxidation and ingredient volatilization. The precision glass tube enables smooth and uniform liquid absorption, allowing users to control the dosage accurately, which avoids product waste and ensures convenient and hygienic use.
With a compact 20ml mini capacity, this bottle is lightweight and portable, perfectly catering to travel use, trial-pack packaging and partial daily skincare scenarios. It boasts wide product compatibility and is specially designed for holding lightweight and high-precision cosmetic liquids. It is widely applicable for essence liquids, eye oil, makeup remover and other skincare and beauty products. The stable glass material effectively isolates external temperature and air interference, protecting the activity of delicate cosmetic ingredients. Combining practical portable capacity, diversified design plasticity and reliable sealing performance, this flat shoulder straight glass bottle is an ideal high-quality packaging choice for lightweight high-end skincare products.